8-oxa-3-azabicyclo[3.2.1]octan-3-yl(4-bromo-2-methylphenyl)methanone 、 tert-butyl 4-(3-amino-4-oxo-4,5-dihydro-1H-pyrazolo[4,3-c]pyridin-1-yl)-4-ethylpiperidine-1-carboxylate 在
tris(dibenzylideneacetone)dipalladium(0) chloroform complex 、
potassium acetate 、
2-二-叔丁膦基-2',4',6'-三异丙基联苯 作用下,
以
异丙醇 为溶剂,
反应 4.0h,
生成 tert-butyl 4-(3-((4-(8-oxa-3-azabicyclo[3.2.1]octane-3-carbonyl)-3-methylphenyl)amino)-4-oxo-4,5-dihydro-1H-pyrazolo[4,3-c]pyridine-1-yl)-4-ethylpiperidin-1-carboxylate